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Engineering Projects For You

Free electronics projects, circuit diagrams and software codes available for students and hobbyists. Complete instructions on DIY electronic devices also available. These projects have been tested by EFY and are available with source codes. These are helpful with understanding concepts of electronics including basic components. The projects are designed to be helpful for engineering students and professionals building their own designs and circuits. The projects are also compiled from time to time to provide a single destination for project junkies. Let us know how you feel about the content and any thing you would like us to cover in the future. We hope you enjoy the content on this page!

Flow Meter Reference Design

Its versatility and efficiency make it a go-to reference for engineers looking to create smart, durable, and energy-efficient metering devices. The Flow Meter reference design,...

Automotive Brushed DC Motor Control Reference Design

The design offers seamless configuration switching, advanced safety features, and easy integration. Find more! Automotive brushed DC motor control plays a critical role in modern...

Grid IoT Reference Design

This solution leverages the SimpleLink Wi-Fi MCU for secure connectivity, predictive maintenance, and seamless IoT integration, addressing the challenges of grid modernization.  The increasing power...

Long-Battery Life Flow Meter Reference Design

The power of ultrasonic flow measurement is within reach. Harness time-of-flight technology to create low-power solutions for liquid and gas flow systems. Ultrasonic flow meters...

Secured IoT LoRa Sensor Nodes Reference Design

A secure, low-power sensor network design with encrypted data, NFC authentication, and cloud integration. Learn more! The MAXREFDES9001 is an IoT security reference design from...

Reference Design For Water Flow Measurement For AMR 

Design For Water Flow Measurement For AMR

Wireless Automatic Meter Reading Reference Design

Automatic Meter

Child-Presence And Occupant-Detection Reference Design 

The reference design enables in-cabin occupant detection, offering solutions for airbag deployment, child detection, and more. Discover more inside! The TIDEP-01023 reference design from Texas...

Controlling Electrical Devices Using Motion Sensor

Automating household or office systems can be achieved using an Arduino Nano, a passive infrared (PIR) motion sensor, and a relay. The primary aim...

Optical Fence Using WeMos D1 Mini With Updates On Google Sheet

Vigilance of any room, location, or enclosure is always challenging, especially when it cannot be physically locked. A real-life scenario requiring the tracking of...

Control Appliances With A PC Using Visual Basic And Arduino

This Windows-based program, created with Microsoft Visual Basic (VB6), features an intuitive user graphic interface (UGI) and operates seamlessly on the Windows platform. It...

Smart Sensor For Shock And Vibration Detection

A standalone shock and vibration detection sensor device detects abnormal vibrations or shocks. Compact and versatile, it can be deployed in any environment requiring...

World’s Smallest Programable Indus Phone Design (Part 3)

In the previous article of this DIY Indusphone series, the smallest touchscreen phone was created using the SIM800L for the 2G cellular network and...

Decorative Automatic Garden Watering System

The proposed decorative and automatic garden watering device, equipped with a soil sensor module, provides an efficient way to maintain a flourishing garden with...

Guide For Engineers To Create Innovative And Manufacturable PCBs (Part 1)

Navigating modern PCB design can feel overwhelming. From CAD tools to supplier selection, Part 1 of this series offers actionable insights to simplify your...

Interesting Reference Designs Of LLC Resonant DC-DC Converter

Title of Reference DesignDC/DC LLC Resonant Converter100W LLC DC-DC ConverterInterleaved LLC Resonant ConverterDigital LLC ConverterInterleaved LLC DC-DC ConverterImageKeyAttractionsThe 200W DC/DC converter design offers high...

IoT Gateway Reference Design For Bluetooth, Wi-Fi, And Sub-1 GHz Nodes

With its ease of use, security features, and modular software, this reference design provides a valuable starting point for engineers looking to create reliable,...

IO-Link Distance Sensor Reference Design

The design integrates key components for IO-Link applications, providing a solution for industrial automation with specific features and functionality. The reference design, developed in partnership...
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